Heart Tissue Cells (image) Moscow Institute of Physics and Technology Share Print E-Mail Caption These are heart tissue cells grown on a matrix, stained with fluorescent markers. Credit © Alexander Teplenin et al. / PLOS ONE Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.